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<?php
/**
* Class DecoderResult
*
* @created 17.01.2021
* @author ZXing Authors
* @author Smiley <smiley@chillerlan.net>
* @copyright 2021 Smiley
* @license Apache-2.0
*/
namespace chillerlan\QRCode\Decoder;
use chillerlan\QRCode\Common\{BitBuffer, EccLevel, MaskPattern, Version};
use chillerlan\QRCode\Data\QRMatrix;
use function property_exists;
/**
* Encapsulates the result of decoding a matrix of bits. This typically
* applies to 2D barcode formats. For now, it contains the raw bytes obtained
* as well as a String interpretation of those bytes, if applicable.
*
* @property \chillerlan\QRCode\Common\BitBuffer $rawBytes
* @property string $data
* @property \chillerlan\QRCode\Common\Version $version
* @property \chillerlan\QRCode\Common\EccLevel $eccLevel
* @property \chillerlan\QRCode\Common\MaskPattern $maskPattern
* @property int $structuredAppendParity
* @property int $structuredAppendSequence
*/
final class DecoderResult{
private BitBuffer $rawBytes;
private Version $version;
private EccLevel $eccLevel;
private MaskPattern $maskPattern;
private string $data = '';
private int $structuredAppendParity = -1;
private int $structuredAppendSequence = -1;
/**
* DecoderResult constructor.
*/
public function __construct(?iterable $properties = null){
if(!empty($properties)){
foreach($properties as $property => $value){
if(!property_exists($this, $property)){
continue;
}
$this->{$property} = $value;
}
}
}
/**
* @return mixed|null
*/
public function __get(string $property){
if(property_exists($this, $property)){
return $this->{$property};
}
return null;
}
/**
*
*/
public function __toString():string{
return $this->data;
}
/**
*
*/
public function hasStructuredAppend():bool{
return $this->structuredAppendParity >= 0 && $this->structuredAppendSequence >= 0;
}
/**
* Returns a QRMatrix instance with the settings and data of the reader result
*/
public function getQRMatrix():QRMatrix{
return (new QRMatrix($this->version, $this->eccLevel))
->initFunctionalPatterns()
->writeCodewords($this->rawBytes)
->setFormatInfo($this->maskPattern)
->mask($this->maskPattern)
;
}
}
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